idea: Disable an unwanted inspection

Android Studio isn't smart enough to realize that the public/private
keys and the keypair are effectively the same thing. Just turn off the
inspection because it's usually tripped by intentional things.

Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>

.idea/inspectionProfiles/Default.xml

@@ -150,7 +150,6 @@
     <inspection_tool class="FieldMayBeFinal" enabled="true" level="WARNING" enabled_by_default="true" />
     <inspection_tool class="FieldMayBeStatic" enabled="true" level="WARNING" enabled_by_default="true" />
     <inspection_tool class="FieldMustBeInitialized" enabled="true" level="ERROR" enabled_by_default="true" />
-    <inspection_tool class="FieldNotUsedInToString" enabled="true" level="WARNING" enabled_by_default="true" />
     <inspection_tool class="FinalMethodInFinalClass" enabled="true" level="WARNING" enabled_by_default="true" />
     <inspection_tool class="FloatingPointEquality" enabled="true" level="WARNING" enabled_by_default="true" />
     <inspection_tool class="ForLoopReplaceableByWhile" enabled="true" level="WARNING" enabled_by_default="true">